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Math Help - [SOLVED] find the value of x

  1. #1
    Newbie never_mind's Avatar
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    [SOLVED] find the value of x

    I'm confused by the answer I got.
    The equation:
    7x-2=4x
    I'm suppose to solve for x but I can't seem to get a realistic answer.

    The problem in my work book.(sorry for the image quality)
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  2. #2
    Forum Admin topsquark's Avatar
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    Quote Originally Posted by never_mind View Post
    I'm confused by the answer I got.
    The equation:
    7x-2=4x
    I'm suppose to solve for x but I can't seem to get a realistic answer.

    The problem in my work book.(sorry for the image quality)
    If
    7x - 2 = 4x

    3x = 2

    x = \frac{2}{3}

    -Dan
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  3. #3
    Newbie never_mind's Avatar
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    The answer I originally came up with but it was -2/3 so I didn't think
    it was the right answer,I guess I was half right.Thank you.
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  4. #4
    Forum Admin topsquark's Avatar
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    Quote Originally Posted by never_mind View Post
    The answer I originally came up with but it was -2/3 so I didn't think
    it was the right answer,I guess I was half right.Thank you.
    Always beware the evil negative sign!

    -Dan
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  5. #5
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    7x -2 = 4x
    7x-4x=2
    3x =2
    x = 2/3

    simple.......
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